Home / 50,692.11-69,954.38-28,030.61

Finding the Fourth Proportional to 50,692.11, 69,954.38 and 28,030.61

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Solution

The fourth proportional to 50,692.11, 69,954.38 and 28,030.61 is: 38,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,692.11 : 69,954.38 = 28,030.61 : x
  2. Step 2: Convert to fraction form
    50,692.11/69,954.38 = 28,030.61/x
  3. Step 3: Cross multiply
    50,692.11x = 69,954.38 × 28,030.61
  4. Step 4: Simplify right side
    50,692.11x = 1,960,863,663.88
  5. Step 5: Solve for x
    x = 1,960,863,663.88/50,692.11
  6. Step 6: Final answer
    x = 38,681.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.